Home / 71,359.61-98,476.38-39,093.52

Finding the Fourth Proportional to 71,359.61, 98,476.38 and 39,093.52

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Solution

The fourth proportional to 71,359.61, 98,476.38 and 39,093.52 is: 53,949.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,359.61 : 98,476.38 = 39,093.52 : x
  2. Step 2: Convert to fraction form
    71,359.61/98,476.38 = 39,093.52/x
  3. Step 3: Cross multiply
    71,359.61x = 98,476.38 × 39,093.52
  4. Step 4: Simplify right side
    71,359.61x = 3,849,788,331.06
  5. Step 5: Solve for x
    x = 3,849,788,331.06/71,359.61
  6. Step 6: Final answer
    x = 53,949.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.